package com.longtop.framework.sys.codeType.service;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;

import com.longtop.framework.base.BaseService;
import com.longtop.framework.common.CacheUpdate;
import com.longtop.framework.common.Constant;
import com.longtop.framework.common.QueryConditions;
import com.longtop.framework.common.QueryResult;
import com.longtop.framework.security.BaseCheckedException;
import com.longtop.framework.security.SessionObject;
import com.longtop.framework.sys.codeType.model.TSysCodeType;

public class CodeTypeService extends BaseService {

	public static final String BEAN_ID = "codeTypeService";

	/**
	 * 保存、修改、删除一起做！
	 * 
	 * @param changeMap
	 *            对象列表，有三个值，删除主键列表、更新bean的列表、新增bean的列表
	 * @param sessionObject
	 * @return 操作成功受影响的记录数，有三个值，插入成功的记录数、更新成功的记录数、删除成功的记录数
	 */
	public Integer[] saveCodeType(Map changeMap, SessionObject sessionObject) throws BaseCheckedException {

		// 插入成功的记录数、更新成功的记录数、删除成功的记录数
		int insertCount = 0;
		int updateCount = 0;
		int deleteCount = 0;

		// 删除主键列表、更新bean的列表、新增bean的列表
		List insertBeanList = (ArrayList) changeMap.get(Constant.INSERT_BEAN_LIST);
		List updateBeanList = (ArrayList) changeMap.get(Constant.UPDATE_BEAN_LIST);
		String idList = (String) changeMap.get(Constant.ID_LIST);

		TSysCodeType tSysCodeType;
		Iterator iterator;

		// 批量插入记录
		if (insertBeanList.size() > 0) {
			iterator = insertBeanList.iterator();
			while (iterator.hasNext()) {
				tSysCodeType = (TSysCodeType) iterator.next();

				// 校验id是否重复。
				if (isExistCodeTypeId(tSysCodeType.getCodeTypeId()))
					throw new BaseCheckedException("", "保存失败,代码类别ID【" + tSysCodeType.getCodeTypeId() + "】已经存在!");

				super.save(tSysCodeType);
				insertCount++;
			}
		}

		// 批量更新记录
		if (updateBeanList.size() > 0) {
			iterator = updateBeanList.iterator();
			while (iterator.hasNext()) {
				tSysCodeType = (TSysCodeType) iterator.next();
				super.update(tSysCodeType);
				updateCount++;
			}
		}

		// 批量删除记录
		if (idList.length() > 0) {
			String sql = "delete from TSysCodeType where codeTypeId in(" + idList + ")";
			deleteCount = super.batchUpdate(sql);

			// 删除codeType的时候顺便删除 codeInfo
			sql = "delete from TSysCodeInfo where codeTypeId in(" + idList + ")";
			super.batchUpdate(sql);
		}
		
		// 更新缓存：
		this.getHibernateTemplate().flush();
		CacheUpdate.getCacheUpdate().updateCodeInfoMap();

		return new Integer[] { new Integer(insertCount), new Integer(updateCount), new Integer(deleteCount) };
	}

	/**
	 * 验证此 代码类别 Id 是否存在
	 * 
	 * @param menuId
	 * @return
	 */
	private boolean isExistCodeTypeId(String codeTypeId) {
		boolean flag = false;

		List list = this.queryAll("from TSysCodeType where codeTypeId='" + codeTypeId + "'");

		if (list.size() > 0)
			flag = true;

		return flag;
	}

	/**
	 * 依据条件，读取代码类别列表
	 * 
	 * @param queryConditions
	 *            查询条件
	 * @param pageNo
	 *            查询结果的起始页码。
	 * @param pageSize
	 *            查询结果的最大行数。如果不需要，则设置为-1
	 * @return
	 */
	public QueryResult loadCodeType(QueryConditions queryConditions, int pageNo, int pageSize) {

		String orderBy = "sortNo asc";
		queryConditions.setOrderBy(orderBy);

		return this.loadByConditions(queryConditions, pageNo, pageSize, TSysCodeType.class);
	}
}